diff options
Diffstat (limited to 'm4/macros/type_recvfrom_fromlen.m4')
-rw-r--r-- | m4/macros/type_recvfrom_fromlen.m4 | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/m4/macros/type_recvfrom_fromlen.m4 b/m4/macros/type_recvfrom_fromlen.m4 new file mode 100644 index 000000000000..71812bd29789 --- /dev/null +++ b/m4/macros/type_recvfrom_fromlen.m4 @@ -0,0 +1,29 @@ +dnl ###################################################################### +dnl check the correct type for the 6th argument to recvfrom() +AC_DEFUN([AMU_TYPE_RECVFROM_FROMLEN], +[ +AC_CACHE_CHECK(non-pointer type of 6th (fromlen) argument to recvfrom(), +ac_cv_recvfrom_fromlen, +[ +# select the correct type +case "${host_os}" in + linux* ) + ac_cv_recvfrom_fromlen="unsigned int" ;; + aix[[1-3]]* ) + ac_cv_recvfrom_fromlen="int" ;; + aix* ) + ac_cv_recvfrom_fromlen="size_t" ;; + # old macosx used "int" but all newer ones use socklen_t + macosx-10.[[0-3]]* ) + ac_cv_recvfrom_fromlen="int" ;; + macosx* ) + ac_cv_recvfrom_fromlen="socklen_t" ;; + *bsd* ) + ac_cv_recvfrom_fromlen="socklen_t" ;; + * ) + ac_cv_recvfrom_fromlen="int" ;; +esac +]) +AC_DEFINE_UNQUOTED(RECVFROM_FROMLEN_TYPE, $ac_cv_recvfrom_fromlen) +]) +dnl ====================================================================== |